<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <title>文件下载测试</title>
</head>
<body>
    <a href="/web_basic/img/1.jpg">图片1</a>
    <a href="/web_basic/img/1.avi">视频</a>
    <hr>
    <a href="/web_basic/downloadServlet?filename=九尾.jpg">图片1</a>
    <a href="/web_basic/downloadServlet?filename=1.avi">视频</a>
</body>
</html>